npm安装错误

Question

npm 安装包，运行如下命令npm install --save babel-core babel-loader babel-preset-es2015 babel-preset-react出现如下错误

+-- UNMET PEER DEPENDENCY react@^15.5.4
`-- UNMET PEER DEPENDENCY webpack@2

Answer 1

React 和webpack版本不对 安装它提示的版本试试

Answer 2

npm uninstall  react  webpack
npm install --save-dev   react@^15.5.4  webpack@2